package com.googlecode.erebos.server;

import com.googlecode.erebos.ErebosObject;
import com.googlecode.erebos.Harvestable;
import com.googlecode.erebos.ResourceDepletedException;
import com.sun.sgs.app.ManagedReference;
import com.sun.sgs.app.ManagedObject;
import com.sun.sgs.app.AppContext;

import java.io.Serializable;
import java.util.TreeSet;
import java.util.TreeMap;

/**
 * The MIT License
 * <p/>
 * Copyright (c) 2009 Malachi de AElfweald (malachid@gmail.com)
 * <p/>
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * <p/>
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * <p/>
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
public class HarvestableImpl
extends ErebosObjectImpl
implements Harvestable, Serializable
{
    /** The version of the serialized form of this class. */
    private static final long serialVersionUID = 1L;

    private TreeMap<ManagedReference<ErebosObjectImpl>, Double> harvestRates;

    public HarvestableImpl()
    {
        super();
        harvestRates = new TreeMap<ManagedReference<ErebosObjectImpl>, Double>();
    }

    /**
     * Override this method for more algorithmic output
     * @param obj to be returned from harvesting
     * @param rate at which the object would be returned (0-100%)
     */
    public void setHarvestRates(ManagedReference<ErebosObjectImpl> obj, Double rate)
    {
        AppContext.getDataManager().markForUpdate(this);
        harvestRates.put(obj, rate);
    }

    public ManagedReference<ErebosObject> harvest() throws ResourceDepletedException
    {
        /**
         * 1. reduce health
         * 2. if <= 0, throw resource depleted
         * 3. potentially return some object or another (wood, sap, whatever)
         */
        throw new ResourceDepletedException(this);
    }
}